大空間廠房室內(nèi)流場的數(shù)值模擬研究.pdf

1、華北電力大學(xué)（保定）碩士學(xué)位論文大空間廠房室內(nèi)流場的數(shù)值模擬研究姓名：馬飛申請學(xué)位級別：碩士專業(yè)：供熱、供燃?xì)?、通風(fēng)與空調(diào)工程；工科指導(dǎo)教師：魏兵201103華北電力大學(xué)碩士論文IIAbstractInrecentyears，alongwiththelargecapacityhighspeedofcomputerthedevelopmentofcomputationalfluiddynamicstechnology，itispossib

2、letouseCFDtechnologytosimulatetheairconditioningoflargespacebuilding.Largespacebuildinghasitsownspecialairconditioningsystemstratifiedairconditioningisatypicallargespaceganizationofindoairwithgoodheatcomftabilityenergysa

3、ving.Theflowfieldisaffectedbythemovingpersoninthebuildingtheeffectcan’tbesimulatedbystaticsimulationtheissuecanbesolvedthroughdynamicsimulationverywell.Inthispaperatallplantofprintingisastheresearchobjectthevelocityfield

4、temperaturefieldpollutantconcentrationfieldissimulatedthebetterairflowarrangementisobtainedthroughcomparing.Asabasistheeffectofindoairflowbyamovingpersonwithdifferentspeedsissimulatedbydynamicsimulation.Theplantisalarges

5、pacebuildingusingstratifiedairconditioningtechnologywithperfatedceilingairsupplylinearslotdiffusers4mbelow.Firstwiththetheeticalknowledgeofperfatedceilingairsupplytheparametersarecalculatedsetthenthebetterindoairflowarra

6、ngementsisobtainedbystaticsimulationtheeffectofindoairflowbyamovingpersonisgotthroughdynamicsimulationfinallytheindoairflowisevaluatedwiththemethodofuneventemperaturevelocitycoefficientPMVPPD.Theconclusionsare:thebettera

7、irflowisthewayofusingperfatedceilingairsupplylinearslotdiffuserswithgoodheatcomftabilityenergysaving.Theeffectofindoairflowbyamovingpersonisnotsignificantwithshterdurationtheresultisnegative.Keywds:largespaceairflowperfa